Theodoxus jordani (G.B. Sowerby I, 1836). A–D. Specimen from the Avakas Gorge, Peyia, Cyprus (UGSB 18321) incorporated into the phylogeny (Fig. 2); E–H. Specimen collected in the Ceyhan River, Eski Misis, Adana, Turkey (UGSB 20777); I–L. Specimen from the Orontes River, Antakya, Hatay, Turkey (UGSB 24175) used in the phylogeny (Fig. 2); M–O. Specimen (T. euphraticus-morphotype) from the Seyed Hosein Park spring, near the Bishapur, Fars, Iran (UGSB 22233); P–R. Topotype of N. jordani from the River Jordan, Israel (UGSB 24177) incorporated into the phylogeny (Fig. 2); S, T. Specimen (T. euphraticus-morphotype) from the Karun River, Ahvaz, Iran (UGSB 21681); U. Specimen (T. niloticus-morphotype) collected in the Nile River, Egypt (UGSB 24178) used in the phylogeny (Fig. 2); V. Specimen (T. euphraticus-morphotype) from the Karun River, Ahvaz, Iran (UGSB 21682). Scale bars: 1 mm.